3.2 I/O Signal Connections
3.2.1 I/O Signal Connector (CN1) Names and Functions
3-6
Output Signals
Default settings are given in parentheses.
* You can change the allocations. Refer to the following section for details.
6.2.2 Output Signal Allocations on page 6-5
Note: Pin numbers in parentheses ( ) indicate signal grounds.
Control
Method
Signal Pin No. Name Function
Reference
Page
Any
Control
Method
ALM+ 31
Servo Alarm
Output
Turns OFF (opens) when an error is
detected.
−
ALM- 32
/SO2+*
(/S-RDY+)
27
General-pur-
pose Sequence
Output 2
(Servo Ready
Output)
You can allocate the output signal to use
with a parameter.
Turns ON (closes) when the SERVO-
PACK is ready to acknowledge the /S-
ON (Servo ON) signal.
page 6-5
/SO2-*
(/S-RDY-)
28
/SO3+*
(/BK)
29
General-pur-
pose Sequence
Output 3
(Brake Output)
You can allocate the output signal to use
with a parameter.
Activates the brake.
page 6-5
/SO3-*
(/BK)
30
PAO 33 Encoder Divided
Pulse Output,
Phase A
Output the encoder divided pulse output
signals with a 90° phase differential.
−
/PAO 34
PBO 35 Encoder Divided
Pulse Output,
Phase B
/PBO 36
PCO 19 Encoder Divided
Pulse Output,
Phase C
Outputs the origin signal once every
encoder rotation.
/PCO 20
PSO 48 Absolute
Encoder Position
Output
Outputs the position data of the absolute
encoder.
/PSO 49
ALO1*
(/POUT0)
37 (1)
Programmable
Outputs
You can allocate the output signals to
use with parameters.
Output the programmed signals.
page 6-5
ALO2*
(/POUT1)
38 (1)
ALO3*
(/POUT2)
39 (1)
FG Shell Frame ground
Connected to the frame ground if the
shield of the I/O Signal Cable is con-
nected to the connector shell.
−
Position
Control
/SO1+*
(/COIN+)
25
General-pur-
pose Sequence
Output 1 (Posi-
tioning Comple-
tion Output)
You can allocate the output signals to
use with parameters.
Turns ON (closes) if the position devia-
tion reaches the set value when position
control is selected.
page 6-5
/SO1-*
(/COIN-)
26
PL1 3 Open-Collector
Power Supply
Output for Refer-
ence Pulses
Outputs the open-collector power supply
for reference pulses.
−
PL2 13
PL3 18
−−
16
17
23
24
48
49
50
− Do not use these terminals. −
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